html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    overflow: auto;
}

html {
    font-family: Arial, "Helvetica Neue", sans-serif;
    font-size: 14px;
}

#wrapper {
    margin: 0 auto;
    width: 80%;
    min-width: 800px;
    overflow: auto;
}

#header {
    height: 100px;
    overflow: auto;
    background-color: #b8ffb8;
    text-align: center;
}

#left-sidebar {
    width: 20%;
    min-height: 600px;
    float: left;
    overflow: auto;
    background-color: #c7d4ff;
}

#content {
    width: 80%;
    min-height: 600px;
    float: left;
    overflow: auto;
    background-color: #ff9e8d;
}